The landmark Paris agreement on climate change will enter into force on Nov. 4, after a coalition of the world's largest polluters and small island nations threatened by rising seas pushed it past a key threshold on Wednesday.

The landmark Paris climate pact is poised to enter into force globally after the European Parliament joined the world's top polluters in endorsing the deal to slow the planet's dangerous temperature rise.

A native California frog once on the brink of extinction is making an encouraging comeback in Yosemite National Park, raising hopes for amphibians like it worldwide that are dying off at an alarming rate, researchers said Monday.

The planet's three most dangerous greenhouse gases are rising, and fossil fuels must be taxed to protect children from the costly turmoil of rising seas and extreme storms, world-renowned climate scientist James Hansen warned Tuesday.